% Expired Patents = 66.7

EPO Patents = 19

Forward Citations = 1

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12 inventors (with patents filed for the assignee):

Andreas Rinsdorf (2 out of 7 patents)

Karsten Westerhoff (2 out of 3 patents)

Bernfried Hesselmann (1 out of 5 patents)

4. Vladimir Kobelev (1 out of 9 patents)

5. Michael Stahl (1 out of 3 patents)

6. Hans-Dieter Mueller (1 out of 1 patent)

7. Ronald Schlufter (1 out of 1 patent)

8. Nicole Kumpfmüller (1 out of 1 patent)

9. Harald Mauer (1 out of 1 patent)

10. Dieter Mrosowski (1 out of 1 patent)

11. Jörg Brecht (1 out of 2 patents)

12. Erik Danneberg (1 out of 1 patent)

13. Werner Burger (10 patents)

14. Andreas Zoll (1 patent)

15. Armin Heim (8 patents)

3 patents: Sort by Forward Citations

#133 in Frankfurt

#8,427 in Germany

Db Netz Ag

Forward Citations = 1

12 inventors:

Andreas Rinsdorf (2 out of 7 patents)

Karsten Westerhoff (2 out of 3 patents)

Bernfried Hesselmann (1 out of 5 patents)

4. Vladimir Kobelev (1 out of 9 patents)

5. Michael Stahl (1 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Db Netz Ag. Retrieved from https://idiyas.com/company/db-netz-ag

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

19 patents (EPO):

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]